打开 phpcms->modules->admin->templates->main.tpl.php 文件
查找并移除下面这段代码：
<div class="col-2 col-auto">
<h6><?php echo L('main_safety_tips')?></h6>
<div class="content" style="color:#ff0000;">
<?php if($pc_writeable) {?>
<?php echo L('main_safety_permissions')?><br />
<?php } ?>
<?php if(pc_base::load_config('system','debug')) {?>
<?php echo L('main_safety_debug')?><br />
<?php } ?>
<?php if(!pc_base::load_config('system','errorlog')) {?>
<?php echo L('main_safety_errlog')?><br />
<?php } ?>
<div class="bk20 hr"><hr /></div>
<?php if(pc_base::load_config('system','execution_sql')) {?>
<?php echo L('main_safety_sql')?> <br />
<?php } ?>
<?php if($logsize_warning) {?>
<?php echo L('main_safety_log',array('size'=>$common_cache['errorlog_size'].'MB'))?>
<br />
<?php } ?>
<?php
$tpl_edit = pc_base::load_config('system','tpl_edit');
if($tpl_edit=='1') {?>
<?php echo L('main_safety_tpledit')?><br />
<?php } ?>
</div>
</div>
" />
